Home / 3,402.68-4,695.30-1,910.27

Finding the Fourth Proportional to 3,402.68, 4,695.30 and 1,910.27

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Solution

The fourth proportional to 3,402.68, 4,695.30 and 1,910.27 is: 2,635.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.68 : 4,695.30 = 1,910.27 : x
  2. Step 2: Convert to fraction form
    3,402.68/4,695.30 = 1,910.27/x
  3. Step 3: Cross multiply
    3,402.68x = 4,695.30 × 1,910.27
  4. Step 4: Simplify right side
    3,402.68x = 8,969,281.18
  5. Step 5: Solve for x
    x = 8,969,281.18/3,402.68
  6. Step 6: Final answer
    x = 2,635.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.